21995568

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{21821}}^1$

素因数の和:21842

約数の個数: 60

約数和(自身を含む): 70354128

約数和(自身を除く): 48358560

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 21821, 43642, 65463, 87284, 130926, 152747, 174568, 196389, 261852, 305494, 349136, 392778, 458241, 523704, 610988, 785556, 916482, 1047408, 1221976, 1374723, 1571112, 1832964, 2443952, 2749446, 3142224, 3665928, 5498892, 7331856, 10997784, 21995568]

約数ペア:

[(1, 21995568), (2, 10997784), (3, 7331856), (4, 5498892), (6, 3665928), (7, 3142224), (8, 2749446), (9, 2443952), (12, 1832964), (14, 1571112), (16, 1374723), (18, 1221976), (21, 1047408), (24, 916482), (28, 785556), (36, 610988), (42, 523704), (48, 458241), (56, 392778), (63, 349136), (72, 305494), (84, 261852), (112, 196389), (126, 174568), (144, 152747), (168, 130926), (252, 87284), (336, 65463), (504, 43642), (1008, 21821)]